/Engine/Source/Runtime/MovieScene/Public/Compilation/MovieSceneCompiledDataManager.h
Flag struct necessary while flag enums are not supported on UPROPERTY
struct FMovieSceneSequenceCompilerMaskStruct
uint8:  1
bEntityComponentField
uint8:  1
bEvaluationTemplate
uint8:  1
bEvaluationTemplateField
uint8:  1
bHierarchy